Market Insider

After-hours buzz: GameStop, CSX, Tesla & more

Check out which companies are making headlines after the bell Tuesday:

CSX - Shares rose about 2 percent before cooling after the railroad supply maker reported fourth-quarter results that were virtually in line with expectations. The company also said it sees 2015 earnings landing in line with Wall Street expectations.

GameStop - The stock rallied about 10 percent after the video game retailer said 2014 holiday sales were negatively affected by currency exchange rates. However, it backed its previous fourth-quarter earnings guidance.

Tesla - CEO Elon Musk said the electric carmaker's sales in China declined significantly during the fourth quarter, Dow Jones reported. He linked the sales drop to consumer misperceptions regarding auto charging.

Cintas - The company said its board approved a plan to repurchase up to $500 million shares of common stock. The stock rose about 1 percent in after-hours trading.

Forest City - Shares rose about 8 percent after the developer announced plans to convert the company into a real estate investment trust.

JetBlue - The stock edged higher after the airline said December traffic rose, while capacity increased 7.2 percent.

Questions? Comments? Email us at marketinsider@cnbc.com